Osin, Rosvita Flaviana, et al. “Application of the Sad Kerthi Concept in Developing Marine Tourism Area on the Blue Economy in Karangasem Regency”. Pusaka : Journal of Tourism, Hospitality, Travel and Business Event, vol. 7, no. 1, Mar. 2025, pp. 337-4, doi:10.33649/pusaka.v6i2.235.